Chromosomal recombination is an essential part of the life cycle of all sexually reproducing organisms. Yet, the system is complex, involving hundreds to thousands of proteins and RNAs. It also involves DNA repair pathways, which are themselves incredibly complex. The...
African cichlids are a diverse group of fishes that have frequently been used as evidence for evolution. Yet, now that the genomes of several hundred species have been published, the true history of this group has been revealed. All parties must now acknowledge that...
A new paper claims that the pre-human population went through an extremely small and extremely long population bottleneck. Starting about one million years ago, the population was reduced to at most 1,280 “breeding individuals” and this lasted for over...
Notes, links, and things to think about: Hinch et al. 2011. The landscape of recombination in African Americans. Nature 476:170–177, 2011. Eberle et al. 2017. A reference dataset of 5.4 million human variants validated by genetic inheritance from sequencing a...
Egyptian culture is thousands of years old, yet they never maintained perfect isolation from the nations among whom they lived. They have been conquered and they themselves have conquered many times. Invading armies brought hordes of soldiers, who would have left...
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